Chevrolet Trailblazer Fuel System, Other Problems

Source: NHTSA · Updated Sep 8, 2026 · 287 complaints analyzed

Owners have filed 287 complaints with NHTSA about fuel system, other problems on the Chevrolet Trailblazer across 6 model years. The 2006 model year has the most (113). The words owners use most often: “fuel gauge” (47% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Fuel gauge: mentioned in 136 of 287 complaints (47%)
  • Reads empty: mentioned in 28 of 287 complaints (10%)
  • Run gas: mentioned in 23 of 287 complaints (8%)
  • Level sensor: mentioned in 19 of 287 complaints (7%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical fuel system, other repair on the Chevrolet Trailblazer at $980, and half of them between $830 and $1,300.

Based on 38 NHTSA complaints about this problem alone that state a repair bill or quote (2007–2011), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do fuel system, other problems happen?

Based on 241 complaints that reported the odometer reading.

Under 10k miles2 · 1%
10k–25k miles2 · 1%
25k–50k miles76 · 32%
50k–75k miles100 · 41%
75k–100k miles40 · 17%
100k–150k miles19 · 8%
150k+ miles2 · 1%

How serious are the reports?

Of 287 complaints, 1 mention a crash, 2 an injury.

Chevrolet Trailblazer fuel system, other complaints by model year

Peak: 2006, with 113 complaints
2002: 8200282003: 132003132004: 152004152005: 952005952006: 11320061132007: 43200743

n = 287 complaints · Source: NHTSA

Model yearFuel System, Other complaintsShare of that yearMedian miles
2007 Trailblazer436%50,000
2006 Trailblazer11310%55,000
2005 Trailblazer956%65,075
2004 Trailblazer151%77,505
2003 Trailblazer131%63,366
2002 Trailblazer81%71,598

When owners reported it

Peak: 2011, with 103 complaints
2004: 4200442005: 2200522007: 122007122008: 212008212009: 422009422010: 892010892011: 10320111032012: 122012122014: 1201412018: 120181

n = 287 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists fuel system, other for the Chevrolet Trailblazer. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Tl* the contact owns a 2004 chevrolet trailblazer. While driving 45 mph, the contact detected a fuel odor coming through the vents. The contact mentioned that the check engine indicator illuminated prior to the failure. The contact also stated that the instrument panel did not illuminate and the…

Received Jul 30, 2018 · NHTSA complaint 11114555

On my 2006 chevrolet trailblazer lt my gas gauge shows i have an empty tank of gas at all times even immediately after filling up the tank. This has caused me to run out of gas four times on the highway with no restart. In both of this instances i had to walk on the highway and off an exit to fill…

Received Jun 15, 2014 · NHTSA complaint 10598367

Fuel gauge stopped working. *js

Received Jun 7, 2012 · NHTSA complaint 10460960

Since this is a common problem with gm, i'm sure other complaints have been filed. The fuel gauge in my 2006 trailblazer has stopped working. I am concerned with the safety issues related to this problem. After researching other complaints, there should be a recall to fix this problem. Free! Please…

Received May 2, 2012 · NHTSA complaint 10457121

Failure to give an accurate reading of amount of fuel. *js

Received Apr 21, 2012 · NHTSA complaint 10455983
Chevrolet Trailblazer
2002-2005 Chevrolet TrailBlazer photographed in Marshall Hall, Maryland , USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Frequently asked questions

Do all Chevrolet Trailblazers have fuel system, other problems?

No. NHTSA has 287 owner complaints about fuel system, other for the Chevrolet Trailblazer. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Chevrolet Trailblazer fuel system, other?

No recall currently lists fuel system, other for this vehicle.

How much does it cost to fix fuel system, other problems on the Chevrolet Trailblazer?

Owners report a typical cost of $980 (half paid between $830 and $1,300), from 38 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about fuel system, other problems on the Chevrolet Trailblazer?

The most frequent phrase is “fuel gauge”, in 136 of 287 complaints, followed by “reads empty” (28).

Other Chevrolet Trailblazer problems

See all Chevrolet Trailblazer problems.